Home / 429,272.28-592,398.09-268,220.88

Finding the Fourth Proportional to 429,272.28, 592,398.09 and 268,220.88

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Solution

The fourth proportional to 429,272.28, 592,398.09 and 268,220.88 is: 370,146.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,272.28 : 592,398.09 = 268,220.88 : x
  2. Step 2: Convert to fraction form
    429,272.28/592,398.09 = 268,220.88/x
  3. Step 3: Cross multiply
    429,272.28x = 592,398.09 × 268,220.88
  4. Step 4: Simplify right side
    429,272.28x = 158,893,537,010.12
  5. Step 5: Solve for x
    x = 158,893,537,010.12/429,272.28
  6. Step 6: Final answer
    x = 370,146.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.